<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="onClick.js" type="text/javascript"></script>
</head>
<body onload="setTime(10)">
    <input type="text" value="" id="clockshow">
    <input type="button" value="取消计时器" onclick="cancel();">
    <input type="button" value="重置计时器" onclick="setTime(5);">
</body>
</html>